Side by side

Christopher Ward C63 Sealander Extreme GMTvsMaen Grand Tonneau Ultra Thin

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $2,075
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

14 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Grand Tonneau Ultra Thin34mm
Power Reserve
C63 Sealander Extreme GMT56h
Grand Tonneau Ultra Thin40h
Water Resistance
C63 Sealander Extreme GMT150m
Grand Tonneau Ultra Thin50m
MSRP
C63 Sealander Extreme GMT$2,075
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
40mm
34mm
Thickness
12.05mm
6.4mm
Lug-to-Lug
48mm
Lug Width
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
150m
50m

Crystal & Dial

2 specs
Dial Color
Black
MNL.04
Lume
SLN X1 BL / GL
None

Movement

4 specs
Caliber
SW330-2
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT
None

Pricing

1 specs
MSRP
$2,075
$1,519

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C63 Sealander Extreme GMT

The Christopher Ward C63 Sealander Extreme GMT is widely praised as a competent and comfortable tool watch offering excellent value. Reviewers consistently highlight its impressive Globolight lume, providing excellent legibility, and its well-proportioned 41mm brushed steel case. The Sellita SW330-2 movement is noted as reliable, though its standard accuracy is stated as ±20 seconds per day, and its GMT functionality is considered less advanced than some alternatives. One owner notes the green dial can be an acquired taste, and hands and markers are considered less refined than those on significantly more expensive watches. The Christopher Ward C63 Sealander Extreme GMT is priced attractively at €1,895 on bracelet. Overall, owners and reviewers highly regard the Christopher Ward C63 Sealander Extreme GMT for its rugged, travel-ready design and impressive lume at its price point.

Maen Grand Tonneau Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

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